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<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Closure Unit Tests - goog.crypt.sha1</title>
<script src="../base.js"></script>
<script>
  goog.require('goog.crypt');
  goog.require('goog.crypt.hashTester');
  goog.require('goog.crypt.Sha1');
  goog.require('goog.testing.jsunit');
  goog.require('goog.userAgent');
</script>
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<script>

function testBasicOperations() {
  var sha1 = new goog.crypt.Sha1();
  goog.crypt.hashTester.runBasicTests(sha1);
}

function testBlockOperations() {
  var sha1 = new goog.crypt.Sha1();
  goog.crypt.hashTester.runBlockTests(sha1, 64);
}

function testHashing() {
  // Test vectors from:
  // csrc.nist.gov/publications/fips/fips180-2/fips180-2withchangenotice.pdf

  // Empty stream.
  var sha1 = new goog.crypt.Sha1();
  assertEquals('da39a3ee5e6b4b0d3255bfef95601890afd80709',
               goog.crypt.byteArrayToHex(sha1.digest()));

  // Test one-block message.
  sha1.reset();
  sha1.update([0x61, 0x62, 0x63]);
  assertEquals('a9993e364706816aba3e25717850c26c9cd0d89d',
               goog.crypt.byteArrayToHex(sha1.digest()));

  // Test multi-block message.
  sha1.reset();
  sha1.update('abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq');
  assertEquals('84983e441c3bd26ebaae4aa1f95129e5e54670f1',
               goog.crypt.byteArrayToHex(sha1.digest()));

  // The following test might cause timeouts on IE7.
  if (!goog.userAgent.IE || goog.userAgent.isVersionOrHigher('8')) {
    // Test long message.
    var thousandAs = [];
    for (var i = 0; i < 1000; ++i) {
      thousandAs[i] = 0x61;
    }
    sha1.reset();
    for (var i = 0; i < 1000; ++i) {
      sha1.update(thousandAs);
    }
    assertEquals('34aa973cd4c4daa4f61eeb2bdbad27316534016f',
                 goog.crypt.byteArrayToHex(sha1.digest()));
  }

  // Test standard message.
  sha1.reset();
  sha1.update('The quick brown fox jumps over the lazy dog');
  assertEquals('2fd4e1c67a2d28fced849ee1bb76e7391b93eb12',
               goog.crypt.byteArrayToHex(sha1.digest()));
}

</script>
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